NSR Query Results
Output year order : Descending NSR database version of April 27, 2024. Search: Author = P.Frobrich Found 40 matches. 2007FR12 Nucl.Phys. A787, 170c (2007) On the dynamics of fission of hot nuclei
doi: 10.1016/j.nuclphysa2006.12.028
2004FR26 Prog.Theor.Phys.(Kyoto), Suppl. 154, 279 (2004) Present Status of the Theory of Fission of Hot Nuclei
1998FR04 Phys.Rep. 292, 131 (1998) Langevin Description of Fusion, Deep-Inelastic Collisions and Heavy-Ion-Induced Fission
doi: 10.1016/S0370-1573(97)00042-2
1997FR20 J.Phys.(London) G23, 1439 (1997) Similarities and Differences in Fission and Evaporation of Hot Nuclei and Hot Metallic Clusters
doi: 10.1088/0954-3899/23/10/034
1994FR06 Phys.Rev. C49, 2251 (1994) Comment on ' Macroscopic Models for the Fusion of Very Heavy Ions ' NUCLEAR REACTIONS 90Zr(90Zr, X), 100Mo(100Mo, X), 123Sb(86Kr, X), 124Sn(96Zr, X), E not given; analyzed extra push at barrier vs fissility; deduced fission barriers dependence on thermal fluctuations in different models.
doi: 10.1103/PhysRevC.49.2251
1994FR15 Z.Phys. A349, 99 (1994) Influence of Pre-Saddle Neutrons on the Fission Fragment Angular Distribution NUCLEAR REACTIONS 208Pb(16O, F), E(cm)=70-130 MeV; analyzed fission fragment σ(θ) anisotropy data; deduced pre-saddle neutrons role. Transition state model.
1994GO14 Nucl.Phys. A575, 283 (1994) Dynamics of the Thermal Decay of a Metastable System Over a Multiple-Humped Barrier
doi: 10.1016/0375-9474(94)90190-2
1994GO40 Yad.Fiz. 57, No 7, 1249 (1994); Phys.Atomic Nuclei 57, 1181 (1994) Damping Coefficient of the Fission Mode: Analysis of experimental data with a combined dynamical and statistical model NUCLEAR REACTIONS 206Pb(16O, F), 197Au(20Ne, F), E not given; analyzed evaporation residue σ(E), other fission data; deduced fission mode deformation dependent reduced friction coefficient features. Combined dynamical Langevin, statistical models.
1993AL01 Phys.Lett. 298B, 36 (1993) L.J.Allen, L.Berge, C.Steward, K.Amos, H.Fiedeldey, H.Leeb, R.Lipperheide, P.Frobrich An Optical Potential from Inversion of the 350 MeV 16O-16O Scattering Data NUCLEAR REACTIONS 16O(16O, 16O), E=350 MeV; analyzed σ(θ); deduced optical potential. Quantal inversion of data, S-matrix fit.
doi: 10.1016/0370-2693(93)91702-O
1993FR09 Nucl.Phys. A556, 281 (1993) P.Frobrich, I.I.Gontchar, N.D.Mavlitov Langevin Fluctuation-Dissipation Dynamics of Hot Nuclei: Prescission neutron multiplicities and fission probabilities NUCLEAR REACTIONS 142Nd(16O, F), 232Th, 159Tb, 169Tm, 181Ta(19F, F), 170Er(30Si, F), 208Pb, 197Au(16O, F), E not given; calculated prescission neutron multiplicities, fission probabilities vs excitation energy, fission yield, time distributions. Langevin fluctuation-dissipation dynamics, hot nuclei.
doi: 10.1016/0375-9474(93)90352-X
1993FR15 Nucl.Phys. A563, 326 (1993) What are Sensitive Probes for Nuclear Friction in Heavy-Ion Induced Fission ( Question ) NUCLEAR REACTIONS 208Pb(16O, F), E=70-270 MeV; analyzed fission σ(E), other data, particle, γ-spectra; deduced nuclear friction related sensitive probes.
doi: 10.1016/0375-9474(93)90607-Y
1993GO07 Phys.Rev. C47, 2228 (1993) I.I.Gontchar, P.Frobrich, N.I.Pischasov Consistent Dynamical and Statistical Description of Fission of Hot Nuclei NUCLEAR STRUCTURE 235U, 206Pb; calculated fission saddle points position. 219Ac; calculated Langevin trajectories. 209Bi; calculated fission rates. Dynamical, statistical description, hot nucleus fission.
doi: 10.1103/PhysRevC.47.2228
1992FR06 Nucl.Phys. A540, 353 (1992) Path-Integral Derivation for the Rate of Stationary Diffusion Over a Multidimensional Barrier NUCLEAR STRUCTURE 224Th; calculated fission decay rate vs temperature. Path integral techniques.
doi: 10.1016/0375-9474(92)90209-3
1992FR19 Nucl.Phys. A545, 87c (1992) Dissipation-Fluctuation Dynamics for Fusion, Deep-Inelastic Collisions, and Heavy-Ion Induced Fission with Particle Evaporation NUCLEAR REACTIONS 197Au(18O, F), E=159 MeV; calculated fission neutron multiplicity vs fragment total kinetic energy. Langevin Monte Carlo dynamics. NUCLEAR STRUCTURE 215Fr; calculated fission time distribution. 224Th; calculated decay rates. Langevin Monte Carlo dynamics.
doi: 10.1016/0375-9474(92)90449-T
1992MA26 Z.Phys. A342, 195 (1992) N.D.Mavlitov, P.Frobrich, I.I.Gonchar Combining a Langevin Description of Heavy-Ion Induced Fission Including Neutron Evaporation with the Statistical Model NUCLEAR REACTIONS 181Ta(19F, X), E=80-130 MeV; calculated fusion σ, fission probability vs E, pre-fission neutron multiplicity. Kramers modified statistical model, Langevin dynamical calculations.
doi: 10.1007/BF01288469
1992MA31 Nucl.Phys. A545, 854 (1992) Langevin Description of Heavy-Ion Collisions within the Surface Friction Model NUCLEAR REACTIONS 100Mo(100Mo, X), E(cm) ≈ 190-240 MeV; calculated transmission coefficient vs E, fusion probability vs E. 90Zr(90Zr, X), E(cm) ≈ 178-220 MeV; 123Sb(86Kr, X), E(cm) ≈ 200-250 MeV; 124Sn(96Zr, X), E(cm) ≈ 210-270 MeV; calculated fusion probability vs E. 92,96Zr(64Ni, X), E(cm) ≈ 139 MeV; 144Nd(16O, X), 80Se(80Se, X), E not given; analyzed spin distribution data. Surface friction model, modified Langevin description.
doi: 10.1016/0375-9474(92)90533-P
1992TI03 Phys.Lett. 296B, 296 (1992) G.-R.Tillack, R.Reif, A.Schulke, P.Frobrich, H.J.Krappe, H.G.Reusch Light Particle Emission in the Langevin Dynamics of Heavy-Ion Induced Fission NUCLEAR REACTIONS 197Au(18O, F), E=159 MeV; calculated fission fragment total kinetic energy distribution, (fragment)n-coin, prescission particle multiplicities. 215Fr deduced light particle emission features. Langevin dynamics. NUCLEAR STRUCTURE 215Fr; calculated prescission fission induced light particle multiplicities; deduced light particle emission features. Langevin dynamics.
doi: 10.1016/0370-2693(92)91323-2
1991FR05 Z.Phys. A339, 171 (1991) A Langevin Description of the Competition Between Fusion and Deep-Inelastic Collisions Close to the Barrier NUCLEAR REACTIONS, ICPND 112,124Sn(58Ni, X), E(cm)=140-230 MeV; calculated fusion σ(E). Langevin Monte Carlo method.
1990FR04 Phys.Lett. 237B, 328 (1990) Langevin Approach to Heavy-Ion Fusion Cross Sections and Spin Distributions Above and Below the Barrier NUCLEAR REACTIONS, ICPND 100Mo(64Ni, X), E(cm) ≈ 127-140 MeV; calculated fusion σ(E). Langevin approach to transport model.
doi: 10.1016/0370-2693(90)91183-C
1989FR05 Phys.Rev. C39, 2085 (1989) Comment on ' Fusion of 32S + 27Al and 19F + 40Ca and the Nucleus-Nucleus Potential ' NUCLEAR REACTIONS 27Al(32S, X), 40Ca(19F, X), E not given; analyzed fusion σ(E); deduced nucleus-nucleus potential role.
doi: 10.1103/PhysRevC.39.2085
1989ST08 Phys.Lett. 223B, 291 (1989) E.Stiliaris, H.G.Bohlen, P.Frobrich, B.Gebauer, D.Kolbert, W.von Oertzen, M.Wilpert, Th.Wilpert Nuclear Rainbow Structures in the Elastic Scattering of 16O on 16O at E(L) = 350 MeV NUCLEAR REACTIONS 16O(16O, 16O), E=350 MeV; measured σ(θ); deduced structure related reaction mechanism.
doi: 10.1016/0370-2693(89)91604-3
1988FR03 Nucl.Phys. A477, 143 (1988) The Treatment of Heavy-Ion Collisions by Langevin Equations NUCLEAR REACTIONS 27Al(20Ne, X), Ni(Pb, X), E(cm)=21-100 MeV; calculated fusion σ(E). 166Er(86Kr, X), E=8.18 MeV/nucleon; calculated energy, angle integrated fragment σ. 136Xe(209Bi, X), E=940 MeV; calculated fragment σ(θ, E). Langevin equation approach.
doi: 10.1016/0375-9474(88)90366-1
1988FR21 Phys.Lett. 215B, 36 (1988) The Barrier Systematics of Fusion and Capture of Heavy Systems within the Surface Friction Model NUCLEAR REACTIONS 89Y, 90,92,96Zr, 94Mo(90Zr, X), 96Zr(96Zr, X), 70,76Ge, 92,100Mo, 99,102,104Ru, 121,123Sb(86Kr, X), 124Sn, 90,94,96Zr(124Sn, X), 90,92,96Zr, 92,94,96,98,100Mo, 104Ru, 110Pd(100Mo, X), 110Pd(110Pd, X), 104Ru(104Ru, X), 208Pb(50Ti, X), (19F, X), (24Mg, X), (28Si, X), (32S, X), 238U(16O, X), (27Al, X), (40Ar, X), 209Bi(20Ne, X), (37Cl, X), 196Os, 205Tl, 206,207Pb, 209Bi(54Cr, X), 206Pb(40Ar, X), 176Yb(70Zn, X), 170Er(76Ge, X), 205Tl, 208,206Pb, 209Bi(48Ca, X), 206,207Pb, 209Bi(50Ti, X), 208Pb(49Ti, X), 208Pb, 209Bi(51V, X), 208Pb(53Cr, X), (55Mn, X), 209Bi, 205Tl, 208,207Pb(58Fe, X), 209Bi(55Mn, X), 208Pb, 209Bi(59Co, X), (64Ni, X), E not given; calculated fusion, capture barriers, mean fissility.
doi: 10.1016/0370-2693(88)91065-9
1986FR03 Nucl.Phys. A451, 338 (1986) Fusion of Polarized Heavy Ions in the Surface Friction Model NUCLEAR REACTIONS, ICPND 51V(7Li, X), (polarized 7Li, X), E(cm)=10-20 MeV; 48Ti(23Na, X), (polarized 23Na, X), E(cm) < 100 MeV; 23Na(23Na, X), (polarized 23Na, X), E(cm) ≈ 50-220 MeV; calculated fusion σ(E), T20 vs E. 165Ho(16O, X), E(cm) ≈ 65-100 MeV; calculated fusion T20, T40 vs E, polarized target. Surface friction model.
doi: 10.1016/0375-9474(86)90418-5
1985BO39 Z.Phys. A322, 241 (1985) H.G.Bohlen, X.S.Chen, J.G.Cramer, P.Frobrich, B.Gebauer, H.Lettau, A.Miczaika, W.von Oertzen, R.Ulrich, T.Wilpert Refractive Scattering and the Nuclear Rainbow in the Interaction of 12,13C with 12C at 20 MeV/N NUCLEAR REACTIONS 12C(13C, 13C), (12C, 12C), (12C, 12C'), (13C, 13C'), E=240 MeV; 12C(13C, 12C), E=260 MeV; 12C(12C, 13C), E=240 MeV; measured σ(θ); deduced refractive scattering, nuclear rainbow effects, cutoff (L). S-matrix approach.
doi: 10.1007/BF01411889
1985FR05 Phys.Lett. 154B, 24 (1985) Probing the Nuclear Potential by a Semiclassical Analysis of the Elastic Scattering of 40Ar + 60Ni, 120Sn and 208Pb at 44 MeV/u NUCLEAR REACTIONS 60Ni, 120Sn, 208Pb(40Ar, 40Ar), E=1760 MeV; analyzed σ(θ); deduced potential parameters. Semi-classical approximation.
doi: 10.1016/0370-2693(85)91560-6
1984FR03 Phys.Rev. C29, 338 (1984) Comparison of the Surface Friction Model with the Time-Dependent Hartree-Fock Method NUCLEAR REACTIONS 74Ge(208Pb, X), E=1600 MeV; calculated σ(fusion), fragment mean charge, mass, total kinetic energy loss, deflection function vs initial angular momentum. Surface friction, TDHF models comparison.
doi: 10.1103/PhysRevC.29.338
1983BO20 Z.Phys. A313, 19 (1983) W.Bohne, P.Frobrich, K.Grabisch, K.Hartmann, H.Lehr, H.Morgenstern, W.Stoffler Analysis of the Evaporation-Corrected Mass and Charge Distributions in Ar + Mo Reactions NUCLEAR REACTIONS 100Mo(40Ar, X), 92Mo(36Ar, X), E=270 MeV; measured σ(fragment E, mass, Z), σ(fragment E, mass, Z, θ) vs total kinetic energy loss for X=26Mg, 35S, 36,37Cl, 44Ca. Surface friction model.
doi: 10.1007/BF02115839
1983FR08 Phys.Lett. 122B, 338 (1983) Dynamical Calculation of Fusion and Capture Cross Sections in Heavy-Ion Collisions NUCLEAR REACTIONS 27Al(12C, X), E(cm)=10-50 MeV; calculated fusion σ(E). 208Pb(26Mg, X), E(cm)=100-200 MeV; 208Pb(27Al, X), E(cm)=125-250 MeV; 208Pb(50Ti, X), E(cm)=200-325 MeV; 208Pb(52Cr, X), E(cm)=210-330 MeV; 238U(58Fe, X), (56Fe, X), E ≈ 250-450 MeV; calculated σ(capture) vs E. Surface friction model, dynamical deformations.
doi: 10.1016/0370-2693(83)91577-0
1983FR25 Nucl.Phys. A406, 557 (1983) P.Frobrich, B.Strack, M.Durand Unified Description of Statistical Excitations, Deformations and Charge Transfer in a Dynamical Theory of Deep-Inelastic Heavy-Ion Collisions NUCLEAR REACTIONS 209Bi(136Xe, X), E=940, 1130, 1422 MeV; calculated σ(fragment θ, E). Deep inelastic collisions, statistical excitations, deformations, charge transfer.
doi: 10.1016/0375-9474(83)90377-9
1982SI10 Z.Phys. A307, 113 (1982) H.Siekmann, B.Gebauer, H.G.Bohlen, H.Kluge, W.von Oertzen, P.Frobrich, B.Strack, K.D.Hildenbrand, H.Sann, U.Lynen Proton Transfer in Quasi-Elastic and Deep-Inelastic Reactions in the Systems 86Kr on 88Sr, 90Zr and 92Mo at Energies Close to the Coulomb Barrier NUCLEAR REACTIONS 88Sr, 90Zr, 92Mo(86Kr, 86Kr), (86Kr, X), E=380, 400 MeV; measured σ(θ), σ(reaction), σ(fragment θ) for Z=37-43; deduced optical model parameters, reaction mechanism. Optical, tunneling, frictional models.
doi: 10.1007/BF01414827
1981FR06 Z.Phys. A299, 369 (1981) No Need for a New Type of Strongly Damped Collision in the System 132Xe + 56Fe at Energies below 7.12 MeV/u NUCLEAR REACTIONS 56Fe(132Xe, X), E=550-1000 MeV; calculated σ(fusion, E), σ(inelastic). Friction model.
1980AR10 Phys.Rev. C22, 1790 (1980) U.Arlt, R.Bass, V.Hartmann, R.Renfordt, K.Sapotta, P.Frobrich, W.Schafer Elastic and Inelastic Scattering of 40Ar from 208Pb at 236 MeV NUCLEAR REACTIONS 208Pb(40Ar, 40Ar), (40Ar, 40Ar'), E=236 MeV; measured σ(θ). Optical model analysis, dynamic polarization potential, semi-classical analysis. Enriched target.
doi: 10.1103/PhysRevC.22.1790
1979FR09 Phys.Rev.Lett. 43, 1147 (1979) P.Frobrich, R.Lipperheide, H.Fiedeldey Long-Range Heavy-Ion Potential Induced by Multiple Coulomb Excitation NUCLEAR REACTIONS 184W(18O, X), E=90 MeV; 238U(40Ar, X), E=240 MeV; measured nothing; calculated long-range HI potential from multiple Coulomb excitation.
doi: 10.1103/PhysRevLett.43.1147
1978FR25 Nucl.Phys. A307, 297 (1978) Semiclassical Description of Elastic Heavy-Ion Scattering for Very Heavy Systems NUCLEAR REACTIONS 208Pb(84Kr, X), E=494 MeV; 209Bi(136Xe, X), E=1120 MeV; 209Bi(40Ar, X), E=340 MeV; 209Bi(84Kr, X), E=712 MeV; calculated σ(θ).
doi: 10.1016/0375-9474(78)90619-X
1978FR27 S.Afr.J.Phys. 1, 143 (1978) Analysis of the Elastic Scattering of Very Heavy Ions with Complex Trajectories NUCLEAR REACTIONS 208Pb(84Kr, 84Kr), E=494 MeV; 209Bi(136Xe, 136Xe), E=1130 MeV; 208Pb(136Xe, 136Xe), E=1120 MeV; 209Bi(40Ar, 40Ar), E=340 MeV; 209Bi(84Kr, 84Kr), E=712 MeV; analyzed σ(θ). Semiclassical method, complex trajectories.
1976FR04 Phys.Rev. C13, 430 (1976) P.Frobrich, Q.K.K.Liu, K.Mohring Comment on a Dynamically Exact Classical Description of Coulomb Excitation of Very Heavy Deformed Nuclei NUCLEAR REACTIONS 238U, 232Th(84Kr, 84Kr'γ), 238U(132Xe, 132Xe'γ); analyzed Coulomb excitation. Classical theory.
doi: 10.1103/PhysRevC.13.430
1973FR12 Phys.Lett. 45B, 451 (1973) The Spreading Width of Rotational Doorway States NUCLEAR STRUCTURE 159Dy; level calculated level-width.
doi: 10.1016/0370-2693(73)90641-2
1972FR15 Z.Phys. 255, 394 (1972) The (d, p)-Reaction Treated by the Formalism of Green's Functions
1971FR22 Phys.Lett. 37B, 338 (1971) Enhancement of Deuteron Transfer Reactions by Neutron-Proton Pairing Correlations NUCLEAR REACTIONS 36Ar(p, 3He), E not given; calculated σ. Shell model n-p pairing correlation.
doi: 10.1016/0370-2693(71)90195-X
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